const express = require('express')
const app = express()

app.get('/', function(req, res){
    res.send(`
    <!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <meta http-equiv="X-UA-Compatible" content="IE=edge">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>Document</title>
    </head>
    <body>
        <div>hello world</div>
    </body>
    </html>
    `)
})


app.listen(3001, function(){
    console.log("listen:3001")
})